原盘画质中等偏下。线条锐度较高,带有较强的振铃;色度平面存在色度锯齿,在多数红色场景明显可见;部分暗场有可见色带。
The source exhibits subpar image quality, characterized by sharp lines, significant ringing, aliasing in chroma planes (prominent in red scenes), and visible banding in partial dark scenes.
我们对线条使用了较强的去振铃和较弱的抗锯齿处理,并进行了较弱的补偿性锐化来提升观感;对平面则进行了去色带处理和自适应降噪,并对色度平面进行了重构。
Strong de-ringing and mild anti-aliasing were applied to the lines, complemented by mild compensatory sharpening to enhance visual performance. For flat areas, de-banding, adaptive denoising, and chroma plane reconstruction were performed.